Coffee’s Natural Creamer
Coffee beans are filled with oils that emerge from coffee grounds under high pressure. These oils form the crema—the frothy stuff on top of an espresso.
Angry Legos, Roman Wonder Concrete, Beating Boredom, and More
A roundup of science stories or studies that blow our mind, tickle our funny bone, or generally strike our fancy.
11:57
Seattle Mayor Mike McGinn Talks Climate and Carbon
The former environmental activist takes measure of the city’s carbon footprint.
17:43
Denis Hayes On Being Green
One of the founders of Earth Day talks about sustainability and his push for renewable energy.
19:09
With Climate Change, No Happy Clams
Carbon emissions are slowly acidifying ocean waters, which could hurt the shellfish industry.
Mars Road Trip, Bird Penises (or Lack Thereof), and More
A roundup of science stories or studies that blow our mind, tickle our funny bone, or generally strike our fancy.
Al Gore: Studio Session
Former vice president Al Gore joins Ira Flatow in the studio to talk about ‘The Future.’
11:58
Strengthening Buildings in Tornado Alley
Improving resistance to tornadoes will require better building materials and techniques, plus political will.
17:22
How to Survive a Mass Extinction
Writer Annalee Newitz has a plan to help humans survive a planet-wide catastrophic event.
Comet’s Tail Shines Light on Sun
In 2011, comet Lovejoy traveled through the sun’s corona and lived to tell the tale. But its tail was the most telling.